The colliding cluster Abell 3266 as seen across the electromagnetic spectrum, using data from ASKAP and the ATCA (red/orange/yellow colours), XMM-Newton (blue) and the Dark Energy Survey (background map).
Christopher Riseley (Università di Bologna)
One of the objects is a ‘fossil’ radio source – a leftover from the death of a supermassive black hole that once shot out huge jets of plasma.
Star trails take shape around the story Mayall Telescop dome in Arizona.
P. Marenfeld and NOAO/AURA/NSF).jpg
Will we have to rewrite Einstein’s theory of gravity? The DESI experiment could find out.
A massive galaxy cluster from the simulation, with filaments.
Joshua Borrow using C-EAGLE]
Maps of the long filaments of gas that hold the universe together may one day help us trace and unveil ‘dark matter’.
The Crab Nebula is a remnant of a supernova, a source of neutrinos.
NASA, ESA, J. Hester and A. Loll (Arizona State University)
If we want an improved theory of particle physics, understanding neutrino masses is key.
Artist impression of Abell 2597.
NRAO AUI NSF D Berry
Astronomers have suspected them for ages –now a team as finally spotted a ‘fountain’ in a galaxy far, far away.
Rich galaxy cluster imaged by Hubble.
NASA, ESA, M.J. Jee and H. Ford (Johns Hopkins University)
Einstein’s famous theory of general relativity theory lives on thanks to new research.
The new discovery: The C-shaped “wide angle tail galaxy” (pink) surrounded by the galaxies of the Matorny-Terentev cluster (white).
Julie Banfield
The find by citizen scientists of at least 40 galaxies in a cluster more than a billion light years away is the astronomical equivalent of finding a needle in a haystack.